.page-news {
  --news-rule-dark: rgba(203, 216, 222, .18);
  --news-rule-light: rgba(42, 47, 69, .14);
  background: var(--paper);
  color: var(--text-dark);
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: .5em;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--slate);
}

.page-news .news-crumbs li + li::before {
  content: "/";
  margin-right: .5em;
  opacity: .45;
}

.page-news .news-crumbs a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease);
}

.page-news .news-crumbs a:hover {
  border-bottom-color: currentColor;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  padding-top: clamp(96px, 16vw, 176px);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  padding-bottom: clamp(36px, 6vw, 68px);
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(34px, 6.2vw, 84px);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 900;
}

.page-news .news-hero__intro {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .78);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-news .news-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--news-rule-dark);
  border: 1px solid var(--news-rule-dark);
}

.page-news .news-fact {
  background: var(--ink);
  padding: 18px 16px;
}

.page-news .news-fact dt {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
}

.page-news .news-fact dd {
  margin: 10px 0 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  color: var(--amber);
}

.page-news .news-hero__figure {
  margin: 0;
  border-top: 1px solid var(--news-rule-dark);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(150px, 22vw, 260px);
  object-fit: cover;
}

/* ---------- 检索与栏目筛选 ---------- */
.page-news .news-finder {
  background: var(--ink-2);
  color: var(--white);
  border-top: 1px solid var(--news-rule-dark);
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-news .news-finder h2,
.page-news .news-section__head h2,
.page-news .news-topic__body h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.2;
  letter-spacing: -.01em;
  font-weight: 900;
}

.page-news .news-finder__head {
  max-width: 62ch;
}

.page-news .news-finder__head p:last-child {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .72);
}

.page-news .news-search {
  margin-top: clamp(24px, 4vw, 40px);
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--news-rule-dark);
  background: rgba(255, 255, 255, .03);
  box-shadow: var(--shadow-soft);
}

.page-news .news-search__field {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-dark-strong);
}

.page-news .news-search__label {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--signal);
}

.page-news .news-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 6px 0;
  border: 0;
  background: transparent;
  color: var(--white);
  font-family: inherit;
  font-size: 17px;
}

.page-news .news-search__input::placeholder {
  color: rgba(255, 255, 255, .42);
}

.page-news .news-search__input:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 4px;
}

.page-news .news-search__hint {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .62);
}

.page-news .news-chips {
  display: flex;
  gap: 10px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 4px 0 12px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px 11px;
  border: 1px solid var(--news-rule-dark);
  border-bottom: 2px solid transparent;
  border-radius: 2px;
  font-size: 14px;
  color: rgba(255, 255, 255, .8);
}

.page-news .news-chip.is-active {
  color: var(--white);
  border-bottom-color: var(--signal);
  background: rgba(255, 90, 31, .1);
}

.page-news .news-chip__num {
  font-size: 12px;
  color: var(--slate);
}

.page-news .news-chip.is-active .news-chip__num {
  color: var(--signal);
}

/* ---------- 通用图形容器 ---------- */
.page-news .news-figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--news-rule-dark);
}

.page-news .news-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 版本动态 ---------- */
.page-news .news-feed {
  background: var(--paper);
  color: var(--text-dark);
  padding: clamp(48px, 8vw, 96px) 0;
}

.page-news .news-section__head {
  max-width: 62ch;
}

.page-news .news-section__head p:last-child {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-mute);
}

.page-news .news-group {
  margin-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--news-rule-light);
}

.page-news .news-group__sum {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 14px;
  cursor: pointer;
  list-style: none;
}

.page-news .news-group__sum::-webkit-details-marker {
  display: none;
}

.page-news .news-group__label {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
}

.page-news .news-group__label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -5px;
  border: 1px solid var(--signal);
  background: transparent;
  transition: background .22s var(--ease);
}

.page-news .news-group[open] .news-group__label::before {
  background: var(--signal);
}

.page-news .news-group__count {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-news .news-group__list {
  padding-bottom: 8px;
}

.page-news .news-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 18px 0;
  border-top: 1px solid var(--news-rule-light);
  transition: background .22s var(--ease);
}

.page-news .news-row:hover {
  background: rgba(11, 16, 48, .035);
}

.page-news .news-row__time {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--signal);
  white-space: nowrap;
}

.page-news .news-row__title {
  margin: 0;
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.45;
  font-weight: 800;
}

.page-news .news-row__desc {
  margin: 8px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-mute);
}

.page-news .news-row__tag {
  margin: 0;
  justify-self: start;
}

.page-news .news-figure--rhythm img {
  border-color: var(--news-rule-light);
}

/* ---------- 专题通用 ---------- */
.page-news .news-topics {
  padding: clamp(48px, 8vw, 96px) 0;
}

.page-news .news-topics--paper {
  background: var(--paper);
  color: var(--text-dark);
}

.page-news .news-topics--mist {
  background: var(--mist);
  color: var(--ink);
}

.page-news .news-topics--ink {
  background: var(--ink);
  color: var(--white);
}

.page-news .news-topic__grid {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-news .news-topic__media {
  margin: 0;
}

.page-news .news-topic__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--news-rule-light);
}

.page-news .news-topic__intro {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-mute);
}

.page-news .news-topics--ink .news-topic__intro {
  color: rgba(255, 255, 255, .72);
}

.page-news .news-list {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--news-rule-light);
}

.page-news .news-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--news-rule-light);
}

.page-news .news-list h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 800;
}

.page-news .news-list p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-mute);
}

.page-news .news-topics--ink .news-list {
  border-top-color: var(--news-rule-dark);
}

.page-news .news-topics--ink .news-list li {
  border-bottom-color: var(--news-rule-dark);
}

.page-news .news-topics--ink .news-list h3 {
  color: var(--white);
}

.page-news .news-topics--ink .news-list p {
  color: rgba(255, 255, 255, .68);
}

.page-news .news-topic__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-topics--ink .news-topic__actions .btn--line {
  color: var(--white);
  border-color: var(--line-dark-strong);
}

/* ---------- 导出专题的数字侧栏 ---------- */
.page-news .news-topic__aside {
  border: 1px solid rgba(42, 47, 69, .22);
  background: rgba(255, 255, 255, .5);
  padding: clamp(20px, 3vw, 32px);
}

.page-news .news-topic__aside-num {
  margin: 0;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1;
  color: var(--ink);
}

.page-news .news-topic__aside-label {
  margin: 10px 0 24px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-mute);
}

.page-news .news-topic__aside-label:last-child {
  margin-bottom: 0;
}

/* ---------- 多语言对照 ---------- */
.page-news .news-lang {
  border-top: 1px solid var(--news-rule-dark);
}

.page-news .news-lang .langpair {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--news-rule-dark);
}

.page-news .news-lang .langpair__tag {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-news .news-lang .langpair__cn {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
}

.page-news .news-lang .langpair__alt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .62);
}

/* ---------- 订阅与收藏 ---------- */
.page-news .news-subgrid {
  display: grid;
  gap: 1px;
  margin-top: clamp(28px, 4vw, 44px);
  background: var(--news-rule-light);
  border: 1px solid var(--news-rule-light);
}

.page-news .news-subcard {
  background: var(--paper);
  padding: clamp(20px, 3vw, 30px);
}

.page-news .news-subcard__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--signal);
}

.page-news .news-subcard h3 {
  margin: 12px 0 0;
  font-size: 19px;
  font-weight: 800;
}

.page-news .news-subcard p:last-child {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-mute);
}

.page-news .news-cta {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--news-rule-light);
}

.page-news .news-cta p {
  margin: 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dark);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-row {
    grid-template-columns: 74px minmax(0, 1fr) auto;
    gap: 22px;
    align-items: start;
  }

  .page-news .news-row__time {
    writing-mode: vertical-rl;
    letter-spacing: .28em;
  }

  .page-news .news-row__tag {
    justify-self: end;
  }

  .page-news .news-subgrid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .news-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

  .page-news .news-topic__grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-news .news-topic--flip {
    grid-template-columns: 7fr 5fr;
  }

  .page-news .news-topic--flip .news-topic__body {
    order: 1;
  }

  .page-news .news-topic--flip .news-topic__aside {
    order: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-row,
  .page-news .news-group__label::before,
  .page-news .news-crumbs a {
    transition: none;
  }
}